UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6tn4jBoqlSDRQdfgQ8QzSiT8Ef9j2KicuMPJWphLqng=' 
WHERE 
  key_id = '7769459b725cffd43e23dba07f46059210c7851d7118987ed2ab25b219b81d53' 
  AND (
    token = '6tn4jBoqlSDRQdfgQ8QzSiT8Ef9j2KicuMPJWphLqng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )